removed unneeded mask element and graphic definitions from MM engine

[rocksndiamonds.git] / src / game_mm / mm_game.c

diff --git a/src/game_mm/mm_game.c b/src/game_mm/mm_game.c
index 8e0ab22a65eb2db45ac750a068fb243e98aa5796..164f1e394b0139f92dba98aebab6f3167aa3fb05 100644 (file)
--- a/src/game_mm/mm_game.c
+++ b/src/game_mm/mm_game.c
@@ -116,8 +116,22 @@ static DelayCounter pacman_delay = { PACMAN_MOVE_DELAY };
 static DelayCounter energy_delay = { ENERGY_DELAY };
 static DelayCounter overload_delay = { 0 };
 
+// element mask positions for scanning pixels of MM elements
+#define MM_MASK_MCDUFFIN_RIGHT 0
+#define MM_MASK_MCDUFFIN_UP    1
+#define MM_MASK_MCDUFFIN_LEFT  2
+#define MM_MASK_MCDUFFIN_DOWN  3
+#define MM_MASK_GRID_1         4
+#define MM_MASK_GRID_2         5
+#define MM_MASK_GRID_3         6
+#define MM_MASK_GRID_4         7
+#define MM_MASK_RECTANGLE      8
+#define MM_MASK_CIRCLE         9
+
+#define NUM_MM_MASKS           10
+
 // element masks for scanning pixels of MM elements
-static const char mm_masks[10][16][16 + 1] =
+static const char mm_masks[NUM_MM_MASKS][16][16 + 1] =
 {
   {
     "                ",
@@ -813,13 +827,13 @@ static boolean StepBehind(void)
 static int getMaskFromElement(int element)
 {
   if (IS_GRID(element))
-    return IMG_MM_MASK_GRID_1 + get_element_phase(element);
+    return MM_MASK_GRID_1 + get_element_phase(element);
   else if (IS_MCDUFFIN(element))
-    return IMG_MM_MASK_MCDUFFIN_RIGHT + get_element_phase(element);
+    return MM_MASK_MCDUFFIN_RIGHT + get_element_phase(element);
   else if (IS_RECTANGLE(element) || IS_DF_GRID(element))
-    return IMG_MM_MASK_RECTANGLE;
+    return MM_MASK_RECTANGLE;
   else
-    return IMG_MM_MASK_CIRCLE;
+    return MM_MASK_CIRCLE;
 }
 
 static int ScanPixel(void)
@@ -873,7 +887,7 @@ static int ScanPixel(void)
        }
        else
        {
-         int pos = getMaskFromElement(element) - IMG_MM_MASK_MCDUFFIN_RIGHT;
+         int pos = getMaskFromElement(element);
 
          pixel = (mm_masks[pos][dy / 2][dx / 2] == 'X' ? 1 : 0);
        }